1 /* Output generating routines for GDB CLI.
2 Copyright 1999-2000 Free Software Foundation, Inc.
3 Contributed by Cygnus Solutions.
4 Written by Fernando Nasser for Cygnus.
6 This file is part of GDB.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330,
21 Boston, MA 02111-1307, USA. */
26 #include "gdb_string.h"
28 /* Convenience macro for allocting typesafe memory. */
31 #define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE))
36 struct ui_file
*stream
;
39 /* These are the CLI output functions */
41 static void cli_table_begin (struct ui_out
*uiout
, int nbrofcols
, char *tblid
);
42 static void cli_table_body (struct ui_out
*uiout
);
43 static void cli_table_end (struct ui_out
*uiout
);
44 static void cli_table_header (struct ui_out
*uiout
, int width
,
45 enum ui_align alig
, char *colhdr
);
46 static void cli_list_begin (struct ui_out
*uiout
, int list_flag
, char *lstid
);
47 static void cli_list_end (struct ui_out
*uiout
, int list_flag
);
48 static void cli_field_int (struct ui_out
*uiout
, int fldno
, int width
,
49 enum ui_align alig
, char *fldname
, int value
);
50 static void cli_field_skip (struct ui_out
*uiout
, int fldno
, int width
,
51 enum ui_align alig
, char *fldname
);
52 static void cli_field_string (struct ui_out
*uiout
, int fldno
, int width
,
53 enum ui_align alig
, char *fldname
,
55 static void cli_field_fmt (struct ui_out
*uiout
, int fldno
,
56 int width
, enum ui_align align
,
57 char *fldname
, char *format
, va_list args
);
58 static void cli_spaces (struct ui_out
*uiout
, int numspaces
);
59 static void cli_text (struct ui_out
*uiout
, char *string
);
60 static void cli_message (struct ui_out
*uiout
, int verbosity
, char *format
,
62 static void cli_wrap_hint (struct ui_out
*uiout
, char *identstring
);
63 static void cli_flush (struct ui_out
*uiout
);
65 /* This is the CLI ui-out implementation functions vector */
67 /* FIXME: This can be initialized dynamically after default is set to
68 handle initial output in main.c */
70 static struct ui_out_impl cli_ui_out_impl
=
89 /* Prototypes for local functions */
91 extern void _initialize_cli_out (void);
93 static void field_separator (void);
95 static void out_field_fmt (struct ui_out
*uiout
, int fldno
, char *fldname
,
102 /* Mark beginning of a table */
105 cli_table_begin (struct ui_out
*uiout
, int nbrofcols
, char *tblid
)
109 /* Mark beginning of a table body */
112 cli_table_body (struct ui_out
*uiout
)
114 /* first, close the table header line */
115 cli_text (uiout
, "\n");
118 /* Mark end of a table */
121 cli_table_end (struct ui_out
*uiout
)
125 /* Specify table header */
128 cli_table_header (struct ui_out
*uiout
, int width
, enum ui_align alignment
,
131 cli_field_string (uiout
, 0, width
, alignment
, 0, colhdr
);
134 /* Mark beginning of a list */
137 cli_list_begin (struct ui_out
*uiout
, int list_flag
, char *lstid
)
141 /* Mark end of a list */
144 cli_list_end (struct ui_out
*uiout
, int list_flag
)
148 /* output an int field */
151 cli_field_int (struct ui_out
*uiout
, int fldno
, int width
,
152 enum ui_align alignment
, char *fldname
, int value
)
154 char buffer
[20]; /* FIXME: how many chars long a %d can become? */
156 sprintf (buffer
, "%d", value
);
157 cli_field_string (uiout
, fldno
, width
, alignment
, fldname
, buffer
);
160 /* used to ommit a field */
163 cli_field_skip (struct ui_out
*uiout
, int fldno
, int width
,
164 enum ui_align alignment
, char *fldname
)
166 cli_field_string (uiout
, fldno
, width
, alignment
, fldname
, "");
169 /* other specific cli_field_* end up here so alignment and field
170 separators are both handled by cli_field_string */
173 cli_field_string (struct ui_out
*uiout
,
183 if ((align
!= ui_noalign
) && string
)
185 before
= width
- strlen (string
);
190 if (align
== ui_right
)
192 else if (align
== ui_left
)
207 ui_out_spaces (uiout
, before
);
209 out_field_fmt (uiout
, fldno
, fldname
, "%s", string
);
211 ui_out_spaces (uiout
, after
);
213 if (align
!= ui_noalign
)
217 /* This is the only field function that does not align */
220 cli_field_fmt (struct ui_out
*uiout
, int fldno
,
221 int width
, enum ui_align align
,
222 char *fldname
, char *format
, va_list args
)
224 struct ui_out_data
*data
= ui_out_data (uiout
);
225 vfprintf_filtered (data
->stream
, format
, args
);
227 if (align
!= ui_noalign
)
232 cli_spaces (struct ui_out
*uiout
, int numspaces
)
234 struct ui_out_data
*data
= ui_out_data (uiout
);
235 print_spaces_filtered (numspaces
, data
->stream
);
239 cli_text (struct ui_out
*uiout
, char *string
)
241 struct ui_out_data
*data
= ui_out_data (uiout
);
242 fputs_filtered (string
, data
->stream
);
246 cli_message (struct ui_out
*uiout
, int verbosity
, char *format
, va_list args
)
248 struct ui_out_data
*data
= ui_out_data (uiout
);
249 if (ui_out_get_verblvl (uiout
) >= verbosity
)
250 vfprintf_unfiltered (data
->stream
, format
, args
);
254 cli_wrap_hint (struct ui_out
*uiout
, char *identstring
)
256 wrap_here (identstring
);
260 cli_flush (struct ui_out
*uiout
)
262 struct ui_out_data
*data
= ui_out_data (uiout
);
263 gdb_flush (data
->stream
);
266 /* local functions */
268 /* Like cli_field_fmt, but takes a variable number of args
269 and makes a va_list and does not insert a separator */
273 out_field_fmt (struct ui_out
*uiout
, int fldno
, char *fldname
,
276 struct ui_out_data
*data
= ui_out_data (uiout
);
279 va_start (args
, format
);
280 vfprintf_filtered (data
->stream
, format
, args
);
285 /* access to ui_out format private members */
288 field_separator (void)
290 struct ui_out_data
*data
= ui_out_data (uiout
);
291 fputc_filtered (' ', data
->stream
);
294 /* initalize private members at startup */
297 cli_out_new (struct ui_file
*stream
)
299 int flags
= ui_source_list
;
301 struct ui_out_data
*data
= XMALLOC (struct ui_out_data
);
302 data
->stream
= stream
;
303 return ui_out_new (&cli_ui_out_impl
, data
, flags
);
306 /* standard gdb initialization hook */
308 _initialize_cli_out (void)
310 /* nothing needs to be done */